Air blower



FIG. 1 is a left side elevational view of an air blower showing my new design, the right side being a mirror image of the left side shown;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is front elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

The fragmentary broken line representations of the tube in FIGS. 1-5 is for illustration only. 

The ornamental design for a air blower, as shown and described. 